
<ns0:uwmetadata xmlns:ns0="http://phaidra.univie.ac.at/XML/metadata/V1.0" xmlns:ns1="http://phaidra.univie.ac.at/XML/metadata/lom/V1.0" xmlns:ns10="http://phaidra.univie.ac.at/XML/metadata/provenience/V1.0" xmlns:ns11="http://phaidra.univie.ac.at/XML/metadata/provenience/V1.0/entity" xmlns:ns12="http://phaidra.univie.ac.at/XML/metadata/digitalbook/V1.0" xmlns:ns13="http://phaidra.univie.ac.at/XML/metadata/etheses/V1.0" xmlns:ns2="http://phaidra.univie.ac.at/XML/metadata/extended/V1.0" xmlns:ns3="http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/entity" xmlns:ns4="http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/requirement" xmlns:ns5="http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/educational" xmlns:ns6="http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/annotation" xmlns:ns7="http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/classification" xmlns:ns8="http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/organization" xmlns:ns9="http://phaidra.univie.ac.at/XML/metadata/histkult/V1.0">
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    <ns1:title language="en">Protective effects of probiotics in the model of cadmium toxicity in rats </ns1:title>
    <ns2:subtitle language="en">doctoral dissertation</ns2:subtitle>
    <ns2:alt_title language="sr">Zaštitni efekat probiotika na modelu toksičnosti kadmiuma kod pacova : doktorska disertacija</ns2:alt_title>
    <ns1:language>en</ns1:language>
    <ns1:description language="en">Kadmijum je široko prisutni toksikant životne sredine, koji izaziva različite poremećaje
u biološkim sistemima, uklјučujući tu i bubrežnu disfunkciju i degeneraciju tkiva jetre. Sa
druge strane, pretpostavlјa se da su pozitivne osobine probiotskih bakterija u vezi sa njihovom
sposobnošću da vezuju različite ligande, što dovodi do pobolјšanja crevne mikrobijalne
ravnoteže i drugih koristi za domaćina. Imajući u vidu pomenuta, ova studija je sprovedena da
istraži zaštitni efekat probiotika protiv kadmijum-indukovanog toksičnosti kod pacova.
Muški pacovi Rattus norvegicus Wistar soja, težine 130±10 g, gajeni su u standardnim
laboratorijskim uslovima (22±2°C, režim 12h svetlo/12h mrak) u metaboličkim kavezima (3
pacova/kavezu). Životinje su podeljene u četiri grupe: 1) kontrolne jedinke; 2) životinje
tretirane probioticima; 3) životinje koje su primale kadmijum u formi CdCl2; i 4) životinje
tretirane probioticima i kadmijumom. U krvi je određivana koncentracija kadmijuma, aktivnost
alanin aminotransferaze (ALT) i aspartat aminotransferaze (AST), kao i nivoi adrenalina i
noradrenalina. U homogenatima tkiva jetre i bubrega određivane su koncentracije kadmijuma,
cinka i bakra, kao i aktivnosti ukupne superoksid dismutaze (SOD) i katalaze (CAT). Takođe,
ispitivan je i histomorfološki profil tkiva jetre i bubrega u svim grupama životinja. U fecesu
eksperimentalnih životinja određivana je koncentracija kadmijuma i mikrobijalni profil
odabranih vrsta bakterija crevne mikroflore. Na kraju, Comet testom je testirana genotoksičnost
kadmijuma in vitro and in vivo.
Na osnovu naših rezultata mogu se izvesti sledeći zaključci:Davanje kadmijuma eksperimentalnim životinjama u formi kadmijum hlorida i
koncentraciji 70ppm u pijaćoj vodi izaziva značajno smanjenje u porastu telesne
mase tokom 5 nedelja eksperimenta...</ns1:description>
    <ns1:description language="en">Cadmium is a ubiquitous environmental toxicant that causes a variety of disturbances
in biological systems, including renal dysfunction and liver tissue degeneration. On the other
hand, it is supposed that beneficial properties of probiotic bacteria are related to their capacity
to adhere or bind different targets, thus leading to improved intestinal microbial balance and
other benefits to host. Bearing aforementioned in mind, the present study was undertaken to
investigate the protective effect of probiotic supplementation against cadmium-induced
toxicity in rat.
Male Wistar rats Rattus norvegicus, weighing 130±10 g, were acclimated to 22±2°C in
metabolic cages (3 rats/cage) and maintained under a 12h light/12h dark cycle. Animals were
divided into four groups: 1) controls; 2) probiotics treated; 3) CdCl2 treated; and 4) probiotics
+ CdCl2 treated.
The cadmium concentrations were obtained in the blood, liver, kidney, and feces, as
well as the blood alanine aminotransferase (ALT), aspartate aminotransferase (AST),
adrenaline and noradrenaline activities. Furthermore, histomorphological changes of liver and
kidney were determined, as well as the level of total supeoxide dismutase (SOD) and catalase
(CAT) activities, and zinc and cooper concentration. Finally, cadmium genotoxicity were
determined both in vitro and in vivo by Comet test, as well as the alterations in the fecal
microflora content.
Based on our results we can conclude that:1. Exposure of rats to cadmium chloride (70ppm) alone resulted in significant decrease
in body weight gain compared with the control group...</ns1:description>
    <ns1:description language="sr">Biology - Animal physiology / Biologija- Fiziologija životinja 
Datum odbrane : 20.11.2013 </ns1:description>
    <ns1:keyword language="en">probiotics, cadmium, Lactobacillus, Bifidobacterium, alanineaminotransferase, aspartate aminotransferase, superokside dismutase, catalase, adrenaline,noradrenaline</ns1:keyword>
    <ns1:keyword language="sr">pacov, probiotici, kadmijum, laktobacili, bifidobakterije, alaninaminotransferaza, aspartat aminotransferaza, superoksid dismutaza, katalaza, adrenalin,noradrenalin</ns1:keyword>
    <ns1:keyword language="sr">591.1</ns1:keyword>
    <ns2:irdata>yes</ns2:irdata>
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      <ns2:identifier>1024615090</ns2:identifier>
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    <ns1:upload_date>2014-05-29T13:13:57.053Z</ns1:upload_date>
    <ns1:status>45</ns1:status>
    <ns2:peer_reviewed>no</ns2:peer_reviewed>
    <ns1:contribute seq="0">
      <ns1:role>46</ns1:role>
      <ns1:ext_role>mentor</ns1:ext_role>
      <ns1:entity seq="0">
        <ns3:firstname> Adel Masoud, 1973- </ns3:firstname>
        <ns3:lastname>Jama</ns3:lastname>
      </ns1:entity>
      <ns1:date>2013</ns1:date>
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        <ns3:firstname> Siniša 1963-</ns3:firstname>
        <ns3:lastname>Đurašević</ns3:lastname>
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      <ns1:role>63</ns1:role>
      <ns1:ext_role>član komisije</ns1:ext_role>
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        <ns3:firstname> Slađan Z</ns3:firstname>
        <ns3:lastname>Pavlović</ns3:lastname>
      </ns1:entity>
      <ns1:date>2013</ns1:date>
    </ns1:contribute>
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      <ns1:role>63</ns1:role>
      <ns1:ext_role>član komisije</ns1:ext_role>
      <ns1:entity seq="0">
        <ns3:firstname> Nebojša, 1979- </ns3:firstname>
        <ns3:lastname>Jasnić</ns3:lastname>
      </ns1:entity>
      <ns1:date>2013</ns1:date>
    </ns1:contribute>
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    <ns1:location>http://phaidrabg.bg.ac.rs/o:7877</ns1:location>
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    <ns1:copyright>yes</ns1:copyright>
    <ns1:license>4</ns1:license>
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    <ns7:description language="sr">Biology - Animal physiology / Biologija- Fiziologija životinja </ns7:description>
    <ns7:keyword language="en" seq="0">probiotics, cadmium, Lactobacillus, Bifidobacterium, alanineaminotransferase, aspartate aminotransferase, superokside dismutase, catalase, adrenaline,noradrenaline</ns7:keyword>
    <ns7:keyword language="sr" seq="1">pacov, probiotici, kadmijum, laktobacili, bifidobakterije, alaninaminotransferaza, aspartat aminotransferaza, superoksid dismutaza, katalaza, adrenalin,noradrenalin</ns7:keyword>
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    <ns12:releaseyear>2013</ns12:releaseyear>
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